Name:

Title:

Company:

Sign Date:

Name:

Title:

Company:

Sign Date:

Permitted Facility Representative / Date Testing Company Representative / Date

Final Test Report 

for

/ /

Based on information and belief formed 

after reasonable inquiry, I certify that the 

statements and information in this test 

report are true, accurate, and complete.

I have reviewed all testing details and 

results in this test report and hereby 

certify that the test report is authentic 

and accurate.

Tuesday, February 22, 2011 Page 1 of 12
Facility Information:

Craig Station Unit 1

Craig CO 81626

Contact: Kerry Pabst

Phone: 303-452-6111

Fax: 303-254-6013

Email: kpabst@tristategt.org

Testing Company:

Platt Environmental Services, Inc.

1520 Kensington Road

Suite 204

Oak Brook IL 60523

Contact:Eric Ehlers

Phone: 630-699-7690

Fax: 630-521-9494

Email: eehlers@plattenv.com

Air Permit Number:

6021

Permitted Source ID/Name:

C1 C1

Permitted Maximum Process Rate: Max. Normal Operation Process Rate: Target Process Test Rate

>90%

Description of the source (including control equipment). Please see the attachments for source or

 process flow diagram:

Subbituminous fueled, wall fired boiler, low Nox burners, overfire air, baghouse, wet FGD

Industry/SCC/NAIS 221112

Sampling Location Information:

Test Parameter Information:

AFS #: 0808100018 FRS #: 110000468020

SCC / Description 10100222 External Combustion Boilers - Electric Generation - Bituminous/Subbituminous 

Coal - Pulverized Coal: Dry Bottom (Subbituminous Coal) 

The following state and federal regulations that apply to the proposed testing:

Location

Round

Duct

Diam.

Distance from 

upstream dist.

Distance from

downstream dist.

Number of

Traverse Ports

Equiv. 

Diam

Min.Travers 

Points

Rect. Duct 

Length /Width

Stack 336 0 0 0 0 0 4 24

Target

Parameter 

Test

Method

Number of

Test Runs

Test Run

Duration

Sample 

Location Points Comments

Mercury Sorbent Traps by 

30B

Stack 3 120 0

Stack Lead Method 29 3 240 0

Stack Selenium Method 29 3 240 0

Stack Manganese Method 29 3 240 0

Stack Antimony Method 29 3 240 0

Stack Arsenic Method 29 3 240 0

Stack Cobalt Method 29 3 240 0

Tuesday, February 22, 2011 Page 2 of 12
The following describes any modifications and/or deviations to the applicable test 

methods. If alternative methods were requested, see the attachments for documentation 

of request AND approval, including dates.

Stack Chromium Method 29 3 240 0

Stack Beryllium Method 29 3 240 0

Stack Cadmium Method 29 3 240 0

Stack Nickel Method 29 3 240 0

Stack Co2 Method 3A CO2 3 480 0

Stack O2 Method 3A O2 3 480 0

Inorganic (Aqueous) 

Condensible Part.

Stack Method 5/OTM-28 3 240 0

Stack Filterable Particulate Method 5/OTM-28 3 240 0

Stack Total Particulate Method 5/OTM-28 3 240 0

Organic Condensible 

Particulate

Stack Method 5/OTM-28 3 240 0

Tuesday, February 22, 2011 Page 3 of 12
Sampling / Stack Data Results Summary

Location Stack - Method 29

Average

Run Number M29-1 M29-2 M29-3

Test Date 5/10/2010 5/10/2010 5/11/2010

Run Start Time 6:13:00 AM 11:25:00 

AM

6:00:00 AM

Run Finish Time 10:36:00 AM 4:05:00 PM 10:18:00 AM

Net Run Time, minutes 240 240 240

Dry Gas Meter Volume Sampled, dscf 185.731 186.845 182.330 184.969

Moisture Content of Stack Gas, % 10.97 13.22 12.78 12.323

Moisture Saturation at Stack Gas Temperature, % 14.65 14.54 14.15 14.447

Carbon Dioxide, % 11.7 12.2 12 11.967

Oxygen, % 7.2 6.7 6.9 6.933

Average Stack Gas Temperature, °F 120.42 120.17 119.19 119.927

Dry Volumetric Flow Rate, dry scfm 1,220,179.9 1,190,588.0 1,169,465.3 1,193,411.06

7

Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,896,393.0 1,896,762.5 1,850,581.1 1,881,245.53

3

Percent Isokinetic of Sampling Rate, % 102.0 105.1 104.4 103.833

F-Factor, dscfm/MMBtu @ %O2 9864 9853 9807 9,841.333

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Location Stack - Method 3A CO2

Average

Run Number 1 2 3

Test Date 5/10/2010 5/10/2010 5/11/2010

Run Start Time 6:10:00 AM 11:25:00 

AM

6:00:00 AM

Run Finish Time 10:39:00 AM 4:12:00 PM 10:27:00 AM

Carbon Dioxide, % 0 0 0 0.000

Oxygen, % 0 0 0 0.000

Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000

F-Factor, dscfm/MMBtu @ %O2 0 0 0 0.000

Moisture, % 0 0 0 0.000

Fuel Type

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Tuesday, February 22, 2011 Page 4 of 12
Location Stack - Method 3A O2

Average

Run Number 1 2 3

Test Date 5/10/2010 5/10/2010 5/11/2010

Run Start Time 6:10:00 AM 11:25:00 

AM

6:00:00 AM

Run Finish Time 10:39:00 AM 4:12:00 PM 10:27:00 AM

Carbon Dioxide, % 0 0 0 0.000

Oxygen, % 0 0 0 0.000

Dry Volumetric Flow Rate, dry scfm 1275007 1255617 1235023 1,255,215.66

7

F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000

Moisture, % 12.6 12.8 12.3 12.567

Fuel Type Coal - 

Bituminous

Coal - 

Bituminous

Coal - 

Bituminous

Fw 10640 10640 10640 10,640.000

Fc 1800 1800 1800 1,800.000

Location Stack - Method 5/OTM-28

Average

Run Number M5B/OTM2

8-1

M5B/OTM

28-2

M5B/OTM2

8-3

Test Date 5/10/2010 5/10/2010 5/11/2010

Run Start Time 6:13:00 AM 11:25:00 

AM

6:00:00 AM

Run Finish Time 10:40:00 AM 4:13:00 PM 10:28:00 AM

Net Run Time, minutes 240 240 240

Dry Gas Meter Volume Sampled, dscf 185.960 184.217 180.518 183.565

Moisture Content of Stack Gas, % 12.63 12.79 12.33 12.583

Moisture Saturation at Stack Gas Temperature, % 14.47 14.43 14.31 14.403

Carbon Dioxide, % 11.7 12.2 12 11.967

Oxygen, % 7.2 6.7 6.9 6.933

Average Stack Gas Temperature, °F 119.98 119.90 119.58 119.820

Dry Volumetric Flow Rate, dry scfm 1,114,059.4 1,094,920.4 1,083,245.4 1,097,408.40

0

Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,763,021.1 1,734,942.8 1,706,495.1 1,734,819.66

7

Percent Isokinetic of Sampling Rate, % 102.3 103.1 102.2 102.533

F-Factor, dscfm/MMBtu @ %O2 9864 9853 9807 9,841.333

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Tuesday, February 22, 2011 Page 5 of 12
Emissions Summary

Location: Stack - Method 29

Compound: Antimony

Average

RunNumber M29-1 M29-2 M29-3

Mass_mg 0.003 0.003 0.0043 0.003

lb/mmBtuO2 5.36E-07 5.13E-07 7.61E-07 0.000

Compound: Arsenic

Average

RunNumber M29-1 M29-2 M29-3

Mass_mg 0.0039 0.0057 0.0145 0.008

lb/mmBtuO2 6.97E-07 9.75E-07 2.57E-06 0.000

Compound: Beryllium

Average

RunNumber M29-1 M29-2 M29-3

Mass_mg 0.00075 0.00096 0.00286 0.002

lb/mmBtuO2 1.34E-07 1.64E-07 5.06E-07 0.000

Compound: Cadmium

Average

RunNumber M29-1 M29-2 M29-3

Mass_mg 0.0009 0.00084 0.00204 0.001

lb/mmBtuO2 1.61E-07 1.44E-07 3.61E-07 0.000

Compound: Chromium

Average

RunNumber M29-1 M29-2 M29-3

Mass_mg 0.20692 0.85808 2.49201 1.186

lb/mmBtuO2 3.70E-05 1.47E-04 4.41E-04 0.000

Compound: Cobalt

Average

RunNumber M29-1 M29-2 M29-3

Mass_mg 0.00606 0.01334 0.1497 0.056

lb/mmBtuO2 1.08E-06 2.28E-06 2.65E-05 0.000

Compound: Lead

Average

RunNumber M29-1 M29-2 M29-3

Mass_mg 0.00236 0.00511 0.00836 0.005

lb/mmBtuO2 4.22E-07 8.74E-07 1.48E-06 0.000

Compound: Manganese

Average

RunNumber M29-1 M29-2 M29-3

Mass_mg 0.61189 1.31259 4.33309 2.086

lb/mmBtuO2 1.09E-04 2.25E-04 7.67E-04 0.000

Compound: Nickel

Average

Tuesday, February 22, 2011 Page 6 of 12
Process Run Data

RunNumber M29-1 M29-2 M29-3

Mass_mg 0.24558 0.53438 1.61538 0.798

lb/mmBtuO2 4.39E-05 9.14E-05 2.86E-04 0.000

Compound: Selenium

Average

RunNumber M29-1 M29-2 M29-3

Mass_mg 0.0085 0.01 0.0167 0.012

lb/mmBtuO2 1.52E-06 1.71E-06 2.96E-06 0.000

Location: Stack - Method 5/OTM-28

Compound: Filterable Particulate

Average

RunNumber M5B/OTM28-1 M5B/OTM28-2 M5B/OTM28-3

Mass_mg 24.6 22.4 0 15.667

lb/mmBtuO2 4.39E-03 3.89E-03 0.00E+00 0.003

Compound: Inorganic (Aqueous) Condensible Pa

Average

RunNumber M5B/OTM28-1 M5B/OTM28-2 M5B/OTM28-3

Mass_mg 23.9 29.2 0 17.700

lb/mmBtuO2 4.26E-03 5.07E-03 0.00E+00 0.003

Compound: Organic Condensible Particulate

Average

RunNumber M5B/OTM28-1 M5B/OTM28-2 M5B/OTM28-3

Mass_mg 0.7 3.6 0 1.433

lb/mmBtuO2 1.25E-04 6.25E-04 0.00E+00 0.000

Compound: Total Particulate

Average

RunNumber M5B/OTM28-1 M5B/OTM28-2 M5B/OTM28-3

Mass_mg 49.2 55.2 0 34.800

lb/mmBtuO2 8.78E-03 9.58E-03 0.00E+00 0.006

Tuesday, February 22, 2011 Page 7 of 12
Process Run Data

APCD Run Data

Process Lab Run Data

Tuesday, February 22, 2011 Page 8 of 12
Sampling / Stack Data Results Detail

Location Stack - Method 29

Average

Run Number M29-1 M29-2 M29-3

Test Date 5/10/2010 5/10/2010 5/11/2010

Run Start Time 6:13:00 AM 11:25:00 AM 6:00:00 AM

Run Finish Time 10:36:00 AM 4:05:00 PM 10:18:00 AM

Net Traversing Points 52 52 52

Net Run Time, minutes 240 240 240

Nozzle Diameter, inches 0.265 0.265 0.265 0.265

Pitot Tube Coefficient 0.84 0.84 0.84 0.840

Dry Gas Meter Calibration Factor 0.992 0.992 0.992 0.992

Barometric Pressure, inches of Mercury 23.8 23.8 23.8 23.800

Average Orifice Meter Differential, inches H2O 2.07 2.01 1.92 2.000

Dry Gas Meter Volume Sampled, cubic feet 236.743 233.898 228.822 233.154

Average Dry Gas Meter Temperature, °F 74.47 64.80 65.98 68.417

Dry Gas Meter Volume Sampled, dscf 185.731 186.845 182.330 184.969

Total Moisture Liquid collected, g 486 604.9 567.5 552.800

Volume of Water Vapor, standard cubic feet 22.88 28.47 26.71 26.020

Moisture Content of Stack Gas, % 10.97 13.22 12.78 12.323

Moisture Saturation at Stack Gas Temperature, % 14.65 14.54 14.15 14.447

Dry Mole Fraction 0.8903 0.8678 0.8722 0.877

Carbon Dioxide, % 11.7 12.2 12 11.967

Oxygen, % 7.2 6.7 6.9 6.933

Carbon Monoxide & Nitrogen, % 81.1 81.1 81.1 81.100

Fuel Factor 1.17 1.16 1.17

Dry Molecular Weight, lb/lb-Mole 30.16 30.22 30.20 30.193

Wet Molecular weight, lb/lb-Mole 28.83 28.60 28.64 28.690

Flue Gas Static Pressure, inches of H2O -0.4 -0.3 -0.3 -0.333

Absolute Flue Gas Pressure, inches of Mercury 23.77 23.78 23.78 23.777

Average Stack Gas Temperature, °F 120.42 120.17 119.19 119.927

Average Velocity Head, inches of H2O 0.6031344111

9495

0.599071332

98735

0.572074174

097177

0.591

Average Stack Gas Velocity, feet/second 51.33 51.34 50.09 50.920

Stack Cross-Sectional Area, square feet 615.752 615.752 615.752 615.752

Dry Volumetric Flow Rate, dry scfm 1,220,179.9 1,190,588.0 1,169,465.3 1,193,411.0

67

Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,896,393.0 1,896,762.5 1,850,581.1 1,881,245.5

33

Percent Isokinetic of Sampling Rate, % 102.0 105.1 104.4 103.833

Percent Excess Air, % 50.7 45.5 47.6 47.933

F-Factor, dscfm/MMBtu @ %O2 9864 9853 9807 9,841.333

Round Duct Diameter, inches 336 336 336

Rectangular Duct Width, inches 0 0 0

Rectangular Duct Length, inches 0 0 0

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Tuesday, February 22, 2011 Page 9 of 12
Location Stack - Method 3A CO2

Average

Run Number 1 2 3

Test Date 5/10/2010 5/10/2010 5/11/2010

Run Start Time 6:10:00 AM 11:25:00 AM 6:00:00 AM

Run Finish Time 10:39:00 AM 4:12:00 PM 10:27:00 AM

Carbon Dioxide, % 0 0 0 0.000

Oxygen, % 0 0 0 0.000

Fuel Factor 0 0 0

Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000

F-Factor, dscfm/MMBtu @ %O2 0 0 0 0.000

Moisture, % 0 0 0 0.000

Analyzer Make Servomex Servomex Servomex

Analyzer Model 01440D 01440D 01440D

Analyzer Serial Number 4326 4326 4326 4,326.000

Operating Range 20 20 20 20.000

Operating Units % % %

No. Readings/Avg. 1 1 1 1.000

Calibration Set 1 1 1 1.000

Calibration Pre Zero Cylinder ID CC0000000 CC0000000 CC0000000

Calibration Pre Zero Cylinder Instrument Response 0.08 0.07 0.09 0.080

Calibration Pre Zero Cylinder Bias 0.48 0.43 0.54 0.483

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID CC205369A CC205369A CC205369A

Calibration Pre High Cylinder Instrument Response 10.02 9.95 9.8 9.923

Calibration Pre High Cylinder Bias 1.55 1.18 0.37 1.033

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID CC0000000 CC0000000 CC0000000

Calibration Post Zero Cylinder Instrument Response 0.08 0.06 0.115 0.085

Calibration Post Zero Cylinder Bias 0.48 0.37 0.67 0.507

Calibration Post Zero Cylinder Drift 0 0.06 0.13 0.063

Calibration Post High Cylinder ID CC205369A CC205369A CC205369A

Calibration Post High Cylinder Instrument Response 9.89 10.13 9.79 9.937

Calibration Post High Cylinder Bias 0.86 2.14 0.32 1.107

Calibration Post High Cylinder Drift 0.69 0.96 0.05 0.567

Cavg 11.83 12.49 11.91 12.077

Cavg Units %vd %vd %vd

Cgas 11.6608 12.207 11.9385 11.935

Cgas Units %vd %vd %vd

Fuel Type

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Cgasw 0 0 0 0.000

Cgasw Units

Tuesday, February 22, 2011 Page 10 of 12
Location Stack - Method 3A O2

Average

Run Number 1 2 3

Test Date 5/10/2010 5/10/2010 5/11/2010

Run Start Time 6:10:00 AM 11:25:00 AM 6:00:00 AM

Run Finish Time 10:39:00 AM 4:12:00 PM 10:27:00 AM

Carbon Dioxide, % 0 0 0 0.000

Oxygen, % 0 0 0 0.000

Fuel Factor 0 0 0

Dry Volumetric Flow Rate, dry scfm 1275007 1255617 1235023 1,255,215.6

67

F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000

Moisture, % 12.6 12.8 12.3 12.567

Analyzer Make Servomex Servomex Servomex

Analyzer Model 01440D 01440D 01440D

Analyzer Serial Number 4326 4326 4623 4,425.000

Operating Range 25 25 25 25.000

Operating Units % % %

No. Readings/Avg. 1 1 1 1.000

Calibration Set 0 0 0 0.000

Calibration Pre Zero Cylinder ID CC0000000 CC0000000 CC0000000

Calibration Pre Zero Cylinder Instrument Response -0.06 0.04 -0.07 -0.030

Calibration Pre Zero Cylinder Bias -0.55 -0.09 -0.59 -0.410

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID CC205369 CC205369 CC205369

Calibration Pre High Cylinder Instrument Response 11.77 11.86 11.93 11.853

Calibration Pre High Cylinder Bias -0.41 0 0.32 -0.030

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID CC0000000 CC0000000 CC0000000

Calibration Post Zero Cylinder Instrument Response 0.04 0.13 0.05 0.073

Calibration Post Zero Cylinder Bias -0.09 0.32 -0.05 0.060

Calibration Post Zero Cylinder Drift 0.46 0.41 0.54 0.470

Calibration Post High Cylinder ID CC205369 CC205369 CC205369

Calibration Post High Cylinder Instrument Response 11.82 11.86 11.92 11.867

Calibration Post High Cylinder Bias -0.18 0 0.27 0.030

Calibration Post High Cylinder Drift 0.23 0 0.05 0.093

Cavg 7.09 6.68 6.9 6.890

Cavg Units %vd %vd %vd

Cgas 7.1752 6.6818 6.9071 6.921

Cgas Units %vd %vd %vd

Fuel Type Coal - 

Bituminous

Coal - 

Bituminous

Coal - 

Bituminous

Fw 10640 10640 10640 10,640.000

Fc 1800 1800 1800 1,800.000

Cgasw 0 0 0 0.000

Cgasw Units

Tuesday, February 22, 2011 Page 11 of 12
Location Stack - Method 5/OTM-28

Average

Run Number M5B/OTM28-

1

M5B/OTM2

8-2

M5B/OTM28

-3

Test Date 5/10/2010 5/10/2010 5/11/2010

Run Start Time 6:13:00 AM 11:25:00 AM 6:00:00 AM

Run Finish Time 10:40:00 AM 4:13:00 PM 10:28:00 AM

Net Traversing Points 52 52 52

Net Run Time, minutes 240 240 240

Nozzle Diameter, inches 0.277 0.277 0.277 0.277

Pitot Tube Coefficient 0.84 0.84 0.84 0.840

Dry Gas Meter Calibration Factor 0.991 0.991 0.991 0.991

Barometric Pressure, inches of Mercury 23.8 23.8 23.8 23.800

Average Orifice Meter Differential, inches H2O 1.97 1.91 1.85 1.910

Dry Gas Meter Volume Sampled, cubic feet 235.776 231.360 227.774 231.637

Average Dry Gas Meter Temperature, °F 70.93 65.82 68.18 68.310

Dry Gas Meter Volume Sampled, dscf 185.960 184.217 180.518 183.565

Total Moisture Liquid collected, g 571.3 573.8 539.1 561.400

Volume of Water Vapor, standard cubic feet 26.89 27.01 25.38 26.427

Moisture Content of Stack Gas, % 12.63 12.79 12.33 12.583

Moisture Saturation at Stack Gas Temperature, % 14.47 14.43 14.31 14.403

Dry Mole Fraction 0.8737 0.8721 0.8767 0.874

Carbon Dioxide, % 11.7 12.2 12 11.967

Oxygen, % 7.2 6.7 6.9 6.933

Carbon Monoxide & Nitrogen, % 81.1 81.1 81.1 81.100

Fuel Factor 1.17 1.16 1.17

Dry Molecular Weight, lb/lb-Mole 30.16 30.22 30.20 30.193

Wet Molecular weight, lb/lb-Mole 28.62 28.66 28.70 28.660

Flue Gas Static Pressure, inches of H2O -0.4 -0.3 -0.3 -0.333

Absolute Flue Gas Pressure, inches of Mercury 23.77 23.78 23.78 23.777

Average Stack Gas Temperature, °F 119.98 119.90 119.58 119.820

Average Velocity Head, inches of H2O 0.5179229648

2978

0.502645388

8244

0.487176014

517189

0.503

Average Stack Gas Velocity, feet/second 47.72 46.96 46.19 46.957

Stack Cross-Sectional Area, square feet 615.752 615.752 615.752 615.752

Dry Volumetric Flow Rate, dry scfm 1,114,059.4 1,094,920.4 1,083,245.4 1,097,408.4

00

Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,763,021.1 1,734,942.8 1,706,495.1 1,734,819.6

67

Percent Isokinetic of Sampling Rate, % 102.3 103.1 102.2 102.533

Percent Excess Air, % 50.7 45.5 47.6 47.933

F-Factor, dscfm/MMBtu @ %O2 9864 9853 9807 9,841.333

Round Duct Diameter, inches 336 336 336

Rectangular Duct Width, inches 0 0 0

Rectangular Duct Length, inches 0 0 0

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Tuesday, February 22, 2011 Page 12 of 12